i have a (1997 johnson outboard motor 70hp) w/ oil injection, every time i try to start it , it smokes alot and wont stay started.<br />i have to keep pushing in the key to keep it going,<br />but it still keeps smoking the oil primer bulb is always hard and the fuel bulb is not so hard.....Any suggestions??? some of you told me to just run 50/1 but how do you do this. do i take out the oil pump and put in a fuel pump and ware can i find this